Air Quality in Tigard, United States

Drizzle
31.0°C · 28.1% humidity
31.0°
Feels 31.0°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
13 stations

Nearby Monitoring Stations

AQI Forecast
34 12pm
34
34
22 3pm
23
24
25 6pm
26
26
26 9pm
27
25
25 12am
25
25
25 3am
25
24
25 6am
25
27
27 9am
27
27
AD 728×90

Air Quality Index Trend

48h · 4 stn

Tigard's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Tigard is 1.0× the WHO annual guideline of 5 µg/m³.

28.1%
Humidity
53.0 km/h
Wind SSW
1020.7 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
22
5.21 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Tigard?

Temperature & Precipitation

PM2.5 Trend

48h · 4 stations
PM2.55.21 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (13 stations within 25 km)
5.21
Median
5.34
Average
2.9
Low
9.4
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +1.3

What is the 7-day forecast for Tigard?

05-28
24.7° 13.4°
1.69 mm
05-29
31.0° 10.3°
7.06 mm
05-30
16.5° 10.5°
0.62 mm
05-31
30.5° 12.3°
06-01
23.2° 6.4°
06-02
33.4° 8.9°
06-03
25.2° 7.7°
1.63 mm
Both models agree Avg diff: 4.2°C

Where are air quality stations near Tigard?

16
Beaverton, Oregon, USA
5.5 km PM2.5: 3.8 µg/m³
15
Portland Lincoln High School
11.6 km PM2.5: 3.6 µg/m³
37
Portland Postal Bldg., Oregon, USA
14.0 km PM2.5: 8.9 µg/m³
27
Portland Postal Bldg., Oregon, USA
14.0 km PM2.5: 6.5 µg/m³
12
Portland Lane Middle School
14.0 km PM2.5: 2.9 µg/m³
13
Portland Benson High School
14.3 km PM2.5: 3.1 µg/m³
32
Portland, Oregon, USA
15.0 km PM2.5: 7.7 µg/m³
37
Portland, Oregon, USA
15.0 km PM2.5: 8.9 µg/m³
15
Portland Roosevelt High School
17.9 km PM2.5: 3.5 µg/m³
44
Hillsboro, Oregon, USA
19.0 km PM2.5: 10.6 µg/m³

What cities are near Tigard?

23 Tualatin 22 Beaverton 22 Lake Oswego 24 Sherwood 23 Aloha 23 Oak Grove 23 Milwaukie 23 West Linn 25 Wilsonville 24 Oregon City
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-28T22:50 UTC.